Name: Eikenella exigua Stormo et al. 2020

Category: Species

Proposed as: sp. nov.

Etymology: e.xi’gu.a. L. fem. adj. exigua, meager, referring to the growth characteristics of the bacterium

Pronunciation (Latin), gender: … e-KSI-gu-a, feminine

Type strain: DSM 109756; NCTC 14318; PXX

Conduct genome-based taxonomy at

16S rRNA gene: MK541038 Analyse FASTA

Valid publication: Stormo KA, Nygaard RM, Bruvold TS, Dimmen G, Lindemann PC, Jordal S, Kommedal O. Eikenella exigua sp. nov., isolated from brain abscess and blood. Int J Syst Evol Microbiol 2020; 70:1478-1488. 🇳🇴

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 70, part 3 of the IJSEM. Int J Syst Evol Microbiol 2020; 70:3583-3587.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

• Emendations:
  • Bernard et al. 2020 Bernard KA, Burdz T, Wiebe D, Bernier AM. Description of Eikenella halliae sp. nov. and Eikenella longinqua sp. nov., derived from human clinical materials, emendation of Eikenella exigua Stormo et al. 2019 and emendation of the genus Eikenella to include species which are strict anaerobes. Int J Syst Evol Microbiol 2020; 70:3167-3178. 🇨🇦 Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 70, part 5 of the IJSEM. Int J Syst Evol Microbiol 2020; 70:4421-4424.

• Notes:
  • 🎓 Name mentioned 3 times in PubMed until 2025-06-04.
  • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded pathogenicity of the species itself.
  • 🧍 According to Bartlett et al. (2022), this species is a putative human pathogen. Publication: Bartlett A, Padfield D, Lear L, Bendall R, Vos M. A comprehensive list of bacterial pathogens infecting humans. Microbiology (Reading) 2022; 168:0. 🇬🇧

Parent taxon: Eikenella Jackson and Goodman 1972 (Approved Lists 1980)

Assigned by: Stormo KA, Nygaard RM, Bruvold TS, Dimmen G, Lindemann PC, Jordal S, Kommedal O. Eikenella exigua sp. nov., isolated from brain abscess and blood. Int J Syst Evol Microbiol 2020; 70:1478-1488. 🇳🇴

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Record number: 5608